@book{520,
	author = {Hibbeler, R. C.},
	title = {Engineering Mechanics Dynamics},
	publisher = {Prentice Hall,},
	year = {2010.},
	address = {Upper Saddle River :},
	edition = {12th ed.},
	url = {https://www.amazon.com/Engineering-Mechanics-Dynamics-Russell-Hibbeler/dp/0136077919/ref=sr_1_9?keywords=Engineering+mechanics.+Dynamics&qid=1646370657&sr=8-9}
}